Lamont Cooperative Seismographic Network (LCSN)

Lamont-Doherty Cooperative Seismographic Network (LCSN) monitors earthquakes which occur primarily in the Eastern United States. The network, part of the U.S. Geological Survey's Advanced National Seismic System, has 40 seismographic stations in seven states: Connecticut, Delaware, Maryland, New Jersey, New York, Pennsylvania and Vermont.